Trias. J. Colgan, Triadis Thaumaturgae seu divorum Patricii, Columbae et Brigidae Acta, Lovanii, 1647 (vol. ii. of his Acta Sanctorum Hiberniae).
Trip. W. Stokes, The Tripartite Life of Patrick with other Documents relating to that Saint, ed. W. Stokes (R.S.), 1887.
Tundale. Visio Tnugdali lateinisch und altdeutsch, ed. A. Wagner, 1882.
Ussher. J. Ussher, Veterum Epistolarum Hibernicarum Sylloge, in Works, ed. C. R. Elrington, 1847-1864, vol. iv., pp. 383 ff.
V.P. S. Bernardi Vita Prima, in P.L. clxxxv., 225 ff.
Vacandard. Vie de Saint Bernard Abbé de Clairvaux par l'Abbé E. Vacandard, 4e édition, 1910.
NAMES OF IRISH PERSONS AND PLACES
| Form used in this volume. | Form used by St. Bernard. | Irish Form. |
| Antrim | Oenthreb | Oentreb |
| Armagh | Ardmacha | Ard Macha |
| Bangor | Benchor | Bennchor |
| Cashel | Caselensis | Caisel |
| Catholicus | Catholicus | Catlac |
| Cellach | Celsus | Cellach |
| Christian | Christianus | Gilla Crist |
| Coleraine | Culratim | Cúl Rathin |
| Columbanus | Columbanus | Columbán |
| Comgall | Congellus | Comgall |
| Connor | Connereth | Coindire |
| Conor | Conchobar | |
| Cork | Corcagia | Corcach |
| Dermot | Diarmicius | Diarmait |
| Derry | Daire | |
| Desmond | Mumonia australis | Desmuma |
| Donnell | Domnall | |
| Donough | {Donnchad {Donngus | |
| Down | Dunum | Dún dá Lethglas |
| Edan | Edanus | Aedh |
| Faughart | Fochart | Fochart |
| Gelasius | Gelasius | Gilla meic Liag |
| Gilbert | Gillebertus | Gilla espuig |
| Imar | Imaru | Imar |
| Inispatrick | Inis Pátraic | |
| Iveragh | Ibracensis | Ui Ráthach |